Feb 4, 2013 3:00am PST
into the seventh day. >>> leon panetta talks about his catholic religion. >> remores of muhammed ali's death are premature. >> good morning to you. i'm richard lui. we begin with a developing tragedy in southern california. a bus carrying a tour group from tijuana collided with two other vehicles killing eight and injuring dozens more. authorities say the driver reported brake problems as the bus came down the mountain. it rear ended a car before flipping and hitting a pickup truck that was hauling a trailer. passengers described the scene. >> starts to move so fast, and the people start screaming.